Diagenesis of Terry Sandstone (Upper Cretaceous), Spindle Field, Colorado

Edward D. Pittman

Journal of Sedimentary Research (SEPM)

... of these minerals is believed to be related to the evolution of marine water. Secondary porosity formed by dissolution of pore-filling and replacement calcite...

Oolitic Iron Deposits of New Mexico

V. C. Kelley

AAPG Bulletin

...). Note peripheral oolitic growth around quartz. Replacement appears to be largely of calcite around quartz. Thin section across ore bedding. Transmitted...

Fabric-Selective Diagenesis in the Late Pleistocene Miami Limestone

Charles C. Evans , Robert N. Ginsburg

Journal of Sedimentary Research (SEPM)

..., and friable layers, each 1-2 cm thick. The term bed is used here as the couplet of one hard and one soft layer, generally totalling 1-4 cm in thickness...

Diagenesis of Skeletal and Nonskeletal Components of Mid-cretaceous Limestones

Kyung-sik Woo , Thomas F. Anderson, Philip A. Sandberg

Journal of Sedimentary Research (SEPM)

... crystalline calcite, which can be either equant cement or neomorphic calcite replacement of the former aragonitic inner layer. Equant calcite cement is dully...

Unusual Coprolites from the Upper Cretaceous Ferron Sandstone, East-Central Utah

John K. Balsley, Wm. Lee Stokes

Earth Science Bulletin (WGA)

... coprolites are light gray on the surface and dark brown in the center. Those long exposed to weathering have a light-gray to white outer layer and a gray...

Abstract: Nonvadose Origin of Pisolitic Facies, Capitan Reef Complex (Permian), Guadalupe Mountains, New Mexico and West Texas, by Mateo Esteban, Lloyd C. Pray; #90972 (1976).

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Seismic Anisotropy Modelling and Fluid Substitution for Carbon Dioxide (Co2) Well Storage Project In Carbonate Reservoir

Pebrian Tunggal Prakosa, Thariq Guntoro, Ahmat Dafit Hasim, Okok Wijaya, Yulia Putri Wulandari

Indonesian Petroleum Association

... not have Vs, so we calculate Vs from fluid replacement model and the Castagna formula. After we obtain Vp and Vs, we can use fluid substituion based...

Gas Pits in Non-marine Sediments

John H. Maxson

Journal of Sedimentary Research (SEPM)

... of disturbance or accretion. The small pits were formed after emergence of the mud bar as shown by their replacement of raindrop impressions. Field...

Greywackes with a Primary Matrix from the Viqueque Formation (Upper Miocene-Pliocene), Timor: Comment on a Paper By M. G. Audley-Charles: DISCUSSIONS

Riyadh A. Rahmani

Journal of Sedimentary Research (SEPM)

.... For example, the original turbidite bed might consist of several layers, commencing with a relatively well-sorted layer of sand at the base (fig. 1a...

Salt-Dolomite Intergrowths: GEOLOGICAL NOTES

I. T. Schwade

AAPG Bulletin

... therefore should be highly deformed. Epigenetic replacement of shale by salt is considered unlikely. End_Page 2209------------------------------ 2...

Diagenesis of the Carbonate Rocks of the Lower Limestone Shale Group (Carboniferous) of South Wales

P. J. Whitcombe

Journal of Sedimentary Research (SEPM)

... growth is the commonest form of silica diagenesis although silica replacement of fossils occurs. Stylolties occur both in early and late diagenesis...

Origin of Oolitic Iron Formations: DISCUSSION

Pier L. Binda, Joop G. Moltzer

Journal of Sedimentary Research (SEPM)

... the diagenetic replacement of calcium carbonate to give iron oxide ooliths as an end product. The model may be applicable to ironstones situated...

Proterozoic Glauconitic Peloids from South India: Their Origin and Significance

Asru K. Chaudhuri , S.K. Chanda , Somnath Dasgupta

Journal of Sedimentary Research (SEPM)

... in situ is testified inter alia by the presence of feldspar relics within the peloids. Replacement of the peloids by all other authigenic phases...

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user1

Search and Discovery.com

... (E&P) companies to explore advanced geophysical techniques to maintain reserve replacement ratios and enhance competitive advantage. This study focuses...

Shallow Velocity Model Building Considerations for Prestack Depth Migration in Unconventionals

Mike Perz, Josef Heim, Candace Bruins

Unconventional Resources Technology Conference (URTEC)

... or migration from topography where the shallow velocity cells are flooded with a spatially uniform “replacement” velocity), the migrated gathers exhibit...

Vadose Pisolite and Caliche: GEOLOGIC NOTES

Mateo Esteban

AAPG Bulletin

...." (4) Evidence of alteration and replacement of original textures has not been presented for "vadose pisolite." The currently accepted evidence...

Saddle Crystal Dolomites as Fractured Reservoir Indicators, Mississippiam Biohermal Facies, Hardeman County, Texas

Wayne M. Ahr

GCAGS Transactions

... this mode "pelleted" and suggests that it is a displacive-replacement fabric after micrite. The Quanah fine dolomite is light green probably because...

Scaling Assessment, Inhibition and Monitoring of Geothermal Wells; #42430 (2019)

Arjen Boersma, Hartmut Fischer, Frank Vercauteren, Francesco Pizzocolo

Search and Discovery.com

... damage of the equipment parts. As a consequence, suspension of production is necessary for the recovery or replacement of damaged parts. Steel pipes...

Recent Sediments and Diagenesis of South Bonaire, Netherlands Antilles

F. J. Lucia

Journal of Sedimentary Research (SEPM)

... a semicontinuous layer. The lacy network of the crust is commonly partially fined with carbonate mud and fine sand size pellets similar to the pelleted lime...

The Petrology of the Basal Belly River Sandstone Reservoir, Pembina Field, Alberta

C.J. Iwuagwu, J.F. Lerbekmo

CSPG Bulletin

..., including deltaic channel sands with interbedded overbank deposits. Diagenesis has involved mechanical compaction, cementation, replacement...

Depositional and Diagenetic History of the Hosston Formation (Travis Peak), Neuvo Leon Group, Trawick Field, Nacogdoches County, Texas

Scott B. Blount , Austin A. Sartin , Ernest B. Ledger

GCAGS Transactions

... of quartz overgrowths (c) and subsequent replacement by illite (i) and mixed-layer clays. Accelerating voltage of 15 kilovolts. Bar scale represents 60...

Diagenetic Stabilization of Aragonite and Low-mg Calcite, I. Trace Elements in Rudists

Ihsan S. Al-Aasm, Jan Veizer

Journal of Sedimentary Research (SEPM)

... of a given shell layer, suggesting that factors such as water/rock ratio (surface kinetics) are of considerable sig ificance for the process...

Recent Evaporites from the Abu Dhabi Coastal Flats

G. P. Butler, P. M. Harris, C. G. St. C. Kendall

Special Publications of SEPM

..., the upward movement of continental groundwaters into the salt flat is restricted by a cemented layer of carbonate sand. This layer, 8 cm thick...

Open Hole Completion Design as Replacement for PMCD Method when Drilling Losses Occur and Well Kicks

Yuliawan Dwi Mulia, Wijanarko, Garry Nathaniel, Adithya Wardhana

Indonesian Petroleum Association

...Open Hole Completion Design as Replacement for PMCD Method when Drilling Losses Occur and Well Kicks Yuliawan Dwi Mulia, Wijanarko, Garry Nathaniel...

Sonic Saturation Inversion and AVO Modeling in the Tunu Gas Field

Patrick Fouchard, Scott Leaney, Sugimin Harsono

Indonesian Petroleum Association

...: Fluid Replacement for AVO Modeling While it may be possible to estimate partial fluid saturation from sonic data, Figure 1 shows that Vp at the low...